259.56% is the change from 136 to 489
Calculation steps:
[( 489 - 136 ) ÷ 136] x 100 = 259.56%
Formula
Percentage change = [(489 - 136) / 136] x 100
Subtract the new number by the original number
489 - 136 = 353
353 ÷ 136 = 2.5955882352941178
2.5955882352941178 x 100 = 259.56%